Hepa 500 Filter, 16 In. W, 19 In. H, Dri-Eaz, Mfr#: F321

Air Scrubber Filter, Filter Type HEPA, Compatible Grainger Part Number 4AYF5, Compatible Manufacturer Model Number F284, Number of Filters 8, Media Material Synthetic Fiber, Nominal Depth 3 in, Nominal Height 19 in, Nominal Width 16 in, Filters Down To 0.3 micron, Filters Out Dust, Smoke, Viruses, Filter Efficiency 99.97 Percent, Frame Material Plastic, Includes Frame Yes